Fig. 2From: Initial engagement and persistence of health risk behaviors through adolescence: longitudinal findings from urban South AfricaPatterns of percent initial risk behavior engagement by stage of childhood and adolescencea. a Cell color reflects the degree to which percent initial engagement in a given cluster differs from the overall study population – blue cells reflect below average engagement while red cells reflect above average percent engagement, with deeper shades reflecting greater absolute differences. “Never” engagement was reverse color-coded such that cluster percentages higher than the overall percentage reflect “better” healthBack to article page